Identifying Left and Right Femur in Anatomy Lab

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Questions and Answers

What is the main difference between the hip joint and the shoulder joint?

  • Type of joint
  • Stability
  • Range of motion
  • Mobility (correct)

What is the function of the lesser trochanter in identifying a left or right femur?

  • It acts as the 'trigger' in the 'femur gun' technique (correct)
  • It is the largest trochanter of the femur
  • It is the point of attachment for muscles
  • It serves as the neck of the femur

What is the result of a large Q-angle in the hip joint?

  • Knee problems, particularly in the lateral meniscus and medial collateral ligament (correct)
  • Stronger medial collateral ligament
  • Increased mobility in the knee
  • Improved balance and stability

What is the name of the ligament that connects the head of the femur to the acetabulum?

<p>Ligament of the head of the femur (D)</p> Signup and view all the answers

What is a common type of injury that can occur in the hip joint?

<p>Fracture of the femoral neck (A)</p> Signup and view all the answers

What is a surgical procedure that may be performed to treat hip joint injuries or degeneration?

<p>Hip replacement (A)</p> Signup and view all the answers

Which nerve contributes to the same dermatome as the femoral nerve?

<p>Obturator nerve (B)</p> Signup and view all the answers

What is the main action of the gluteus maximus muscle at the hip?

<p>Extension (B)</p> Signup and view all the answers

Which muscle is innervated by the superior gluteal nerve?

<p>Gluteus minimus (D)</p> Signup and view all the answers

What is the origin of the gluteus medius muscle?

<p>Proximal femur (B)</p> Signup and view all the answers

Which nerve is responsible for the innervation of the gluteus maximus muscle?

<p>Inferior gluteal nerve (B)</p> Signup and view all the answers

What is the common fiber contribution between the obturator nerve and femoral nerve?

<p>L2-L4 (D)</p> Signup and view all the answers

What is the primary function of the Piriformis muscle in the hip joint?

<p>Lateral rotation and abduction (A)</p> Signup and view all the answers

Which of the following muscles is NOT an intrinsic muscle of the hip and gluteal region?

<p>Psoas major (B)</p> Signup and view all the answers

What is the functional implication of a nervous injury to the Obturator internus muscle?

<p>Weakness in hip adduction (B)</p> Signup and view all the answers

Which bony landmark is a key attachment point for the Piriformis muscle?

<p>Ischial tuberosity (D)</p> Signup and view all the answers

What is the primary function of the Tensor fascia latae muscle in the hip joint?

<p>Abduction and medial rotation (B)</p> Signup and view all the answers

Which nerve supplies the Obturator internus muscle?

<p>Direct branch from the sacral plexus (B)</p> Signup and view all the answers

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